
<template>
  <svg class='vue-svg-icon' :class="svgClass" aria-hidden="true">
    <use :xlink:href="iconName"></use>
  </svg>
</template>

<script>
export default {
  name: 'svg-icon',
  props: {
    //icon图标名
    iconClass: {
      type: String,
      default: "down",
      required: true
    },
    //样式类名
    className: {
      type: String
    }
  },
  computed: {
    iconName() {
      return "#"+this.iconClass
    },
    svgClass() {
      return this.className||'vue-icon-hover'
     
    }
  }
}
</script>

<style scoped>
.vue-svg-icon {
  width: 1em;
  height: 1em;

}
.vue-icon-hover {
  vertical-align: -0.1em;
  fill: currentColor;
  overflow: hidden;
}
</style>
